Vectors Each Have Magnitude L $\degree$ the Magnitude of Is:
A) L²/2
B) L²

question 11

Multiple Choice

Vectors each have magnitude L. When drawn with their tails at the same point, the angle between them is 30 $\degree$ . The magnitude of is:

• A) L²/2
• B) L²
• D) 2L²
• E) none of these

---

Definitions:

Vitamin D Production

The synthesis of vitamin D in the skin under the influence of ultraviolet radiation from sunlight, which is crucial for bone health and immune function.

Respiratory System

The biological system consisting of specific organs and structures used for gas exchange in animals and plants.

Osteoporosis

A condition characterized by weakened bones, making them fragile and more likely to fracture.

Estrogen Levels

The concentration of estrogen hormones in the body, which are crucial to reproductive health and other functions.